Keep only base/extractor.[cc|h].

enterprise/installer/custom_actions/build.scons

Index: enterprise/installer/custom_actions/build.scons
diff --git a/enterprise/installer/custom_actions/build.scons b/enterprise/installer/custom_actions/build.scons
deleted file mode 100644
index 7c30817c4438653d2ad6b4b4d24ef85ac0f8243b..0000000000000000000000000000000000000000
--- a/enterprise/installer/custom_actions/build.scons
+++ /dev/null
@@ -1,56 +0,0 @@
-#!/usr/bin/python2.4
-#
-# Copyright 2009-2011 Google Inc.
-#
-# Licensed under the Apache License, Version 2.0 (the "License");
-# you may not use this file except in compliance with the License.
-# You may obtain a copy of the License at
-#
-#      http://www.apache.org/licenses/LICENSE-2.0
-#
-# Unless required by applicable law or agreed to in writing, software
-# distributed under the License is distributed on an "AS IS" BASIS,
-# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
-# See the License for the specific language governing permissions and
-# limitations under the License.
-# ========================================================================
-
-Import('env')
-
-#
-# Build show_error_action.dll
-#
-dll_env = env.Clone(
-    # Build a dll, not a lib.
-    COMPONENT_STATIC = False,
-)
-
-dll_env.Append(
-    LIBS = [
-        ('libcmt.lib', 'libcmtd.lib')[dll_env.Bit('debug')],
-        ('libcpmt.lib', 'libcpmtd.lib')[dll_env.Bit('debug')],
-        'msi.lib',
-        ],
-)
-
-signed_target_name = 'show_error_action'
-target_name = signed_target_name + '_unsigned'
-
-dll_inputs = [
-    'show_error_action.cc',
-    'show_error_action.def',
-    ]
-
-unsigned_dll = dll_env.ComponentLibrary(
-    lib_name=target_name,
-    source=dll_inputs,
-)
-
-signed_dll = dll_env.SignedBinary(
-    target=signed_target_name + '.dll',
-    source=unsigned_dll,
-)
-
-dll_env.Replicate('$STAGING_DIR', signed_dll)
-dll_env.Replicate('$STAGING_DIR',
-                  [f for f in unsigned_dll if f.suffix == '.pdb'])